<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="../oauth/token" method="post">
用户名:<input type="text" name="username"/> 密码:<input type="password" name="password"/>
    <input type="hidden" name="grant_type" value="password">
    <button name="submit">登录</button>
</form>
</body>
</html>